LG WD-1255RD User manual
WASHING MACHINE
SERVICE MANUAL
READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLES
CORRECTLY BEFORE OFFERING SERVICE.
MODEL : WD-1255RD/WD-1256RD
CAUTION
CONTENTS
. SPECIFICATION............................................................................................................................3
2. FEATURES & TECHNICAL EXPLANATION ................................................................................ 4
3. PARTS IDENTIFICATION ............................................................................................................ 7
4. INSTALLATION............................................................................................................................. 8
5. WIRING DIAGRAM / PROGRAM CHART ...................................................................................
6. OPERATION ................................................................................................................................ 2
7. TROUBLE SHOOTING................................................................................................................ 4
7- .BEFORE SVC CHECKING.................................................................................................. 4
7-2.QC TEST MODE.................................................................................................................. 4
7-3.HOW TO KNOW THE WATER LEVEL FREQUENCY......................................................... 4
7-4.ERROR DISPLAY ................................................................................................................ 5
8. ERROR DIAGNOSIS AND CHECK LIST .................................................................................... 7
8- . DIAGNOSIS AND ANSWER FOR ABNORMAL OPERATION........................................... 7
8-2. FAULT DIAGNOSIS AND TROUBLE SHOOTING .............................................................20
9. DISASSEMBLY INSTRUCTIONS ...............................................................................................30
0. EXPLODED VIEW AND PARTS LIST .......................................................................................40
0- . THE EXPLODED VIEW OF CABINET ASSEMBLY .........................................................40
0-2. THE EXPLODED VIEW OF DRUM AND TUB ASSEMBLY .............................................4
0-3. THE EXPLODED VIEW OF CONTROL PANEL AND DISPENSER ASSEMBLY ............42
0-4. THE EXPLODED VIEW OF DRYER ................................................................................43
2
3
. SPECIFICATION
ITEM
PO
WER SUPPLY
PRODUCT WEIGHT
WASHING 200W
SPIN 300W
FAN MOTOR 3W
DRAIN MOTOR 30W
WASH HEATER
DRY HEATER
WASH 46rpm
No Spin/400/800/ 000/ 200
OPERATION WATER PRESSURE
0.3- 0kgf/cm
2
(30- 000kPa)
CONTROL TYPE Electronic
WASH CAPACITY
DRY CAPACITY
DIMENSION 686mm(W)×767mm(D)×982mm(H)
WASH PROGRAM
Cotton,
Sythetic, Delicate, Wool/Silk, Hand Wash, Duvet, Quick 30, Refresh, Baby Care
Option
Pre Wash, Rinse+Spin, Dry only, Less Steam, Eco Steam
RINSE Rinse++Hold, Normal+Hold, Medic Rinse, Rinse+,Normal
DOOR SWITCH TYPE PTC+Solenoid Type
WATER LEVEL 0 steps (by sensor)
RESERVATION From 3 hours to 9 hours
SENSING OF THE LAUNDRY AMOUNT
Adapted
FUZZY LOGIC Adapted
DISPLAY OF THE REMAINING TIME
Adapted
ERROR DIAGNOSIS 3 items
POWER AUTO OFF Adapted
CHILD LOCK Adapted
AUTO RESTART Adapted
TIME SAVE Adapted
TURBO STEAM Adapted
ELECTRICITY
CONSUMPTION
REVOLUTION
SPEED
WD- 255RD, WD- 256RD
SPIN
220-240V~, 50Hz
94kg
2000W
0kg
6kg
2 00W
2. FEATURES & TECHNICAL EXPLANATION
4
2-1.FEATURES
■Ultra Capacity
The Larger drum enab es not just higher head drop and stronger centrifuga force, but
a so ess tang ing and wrink ing of the aundry. Heavier oads, such as king size
comforters, b ankets, and curtains, can be washed.
■Direct Drive System
The advanced Brush ess DC motor direct y drives the drum without
be t and pu ey.
■Tilted Drum and Extra Large Door Opening
Ti ted drum and extra arge opening make it possib e to oad
and un oad c othing more easi y.
■Steam Washing and SteamFreshTM
Steam Washing features upgraded washing performance with ow energy and water
consumption. SteamFreshTM cyc e removes wrink es from dry c othes.
■RollerJets
Washing ba enhances the wash performance and reduces damage
to the c othing. The jets spray and he p tumb e c othes to enhance
washing performance whi e maintaining fabric care.
■Automatic Wash Load Detection
Automatica y detects the oad and optimizes the washing time.
■Built-in Heater
Interna heater he ps to maintain water temperature at its optimum eve for se ected
cyc es.
■Child Lock
The Chi d ock prevents chi dren from pressing any button to change the settings
during operation.
추가선택, 예약,
추가선택, 예약,
2-2.DETERMINE WASHING TIME BY FUZZY LOGIC
To get the best washing performance optimal time is determined by sensing of water temperature,
selected washing temperature and laundry amount.
2-3.WATER LEVEL CONTROL
●This model adopts a pressure sensor which can sense the water level in the tub.
●Water supply is stopped when the water level to the preset level, then washing program proceeds.
●Spinning does not proceed until the water in the tub reduces to a certain level.
2-4. DOOR CONTROL
●The door can be opened by pulling the door handle whenever washer is not in operation.
●When the cycle is completed, the DOOR LOCKED light will turn off.
●If a power failure has occurred while in operation, the door will unlock after 5 minutes.
●Clicking sounds can be heard when the door is locked/unlocked.
5
FUZZY
LOGIC
laundry
amount
selected
washing
temperature
water
temperature
washing time
rinsing time
spin rhythm, time
the best
washing
performance
SENSING
PROCESSING
DETERMINATION
EFFECT
6
2-5. THE DOOR CAN NOT BE OPENED
●While program is operating
●When a power failed and power plug is taken out in operation
●While Door Lock lights turn on.
●While the motor is in the process of inertial rotating, through the operation is paused.
2-6. DOOR LOCKED LAMP LIGHTS
●When the frequency of water level is lower than 22.9 kHz
(It can be canceled when the frequency is more than 23.8 kHz)
●When the temperature inside the tub is higher than 45 °C and water level is not 25.5 kHz
(It can be canceled when the water level is 25.5 kHz or the temperature inside the tub is lower than 40 °C)
2-7. CHILD LOCK
●Use this option to prevent unwanted use of the washer. Press and hold the Option and Rinse button for 3
seconds to lock/unlock control.
●When Child lock is set, CHILD LOCK lights and all buttons are disabled except the Power button. You can
lock the washer while it is operating.
2-8. WATER CIRCULATION
●When Washing and Rinsing function of shower at the upper part of Gasket.
●When Washing, it continuously operates for 3 minutes and intermittently.
●When Rinsing, it continuously operates after completion of water supply.
2-9. STEAM
●For tough stained clothes, underwear, or baby clothes.
●Steam Wash is available with Sanitary, Bulk/Large, Perm. Press, Cotton/Normal, and baby Wear cycles.
●This option features upgraded washing performance with low energy and water consumption
●Do not load delicates such as wool, silk, and easily discolored clothes.
2- 0. DRUM LIGHT
●The Drum Light comes on when the Power button is pressed. It goes off when the door is closed and the
washer starts operation.
●The Drum Light remains off when the door is locked.
●The Drum Light comes on when the washing cycle is finished and goes off 4~8 minutes later.
3. PARTS IDENTIFICATION
7
■ACCESSORIES
S anner
Water Supply
Hose
Drum Light
Before servicing ask troubles of customers
Check the adjustment(power supply is 220-240 ~, remove the transit bolts....)
Check the troubles referring to the trouble shooting.
Decide service steps referring to disassembly instructions.
And then, service and repair.
After servicing, operate the appliance whether it works O·Kor NOT.
■STANDARD INSTALLATION
The appliance should be installed as follows.
REMO E THE TRANSIT INSTALL THE APPLIANCE ADJUST THE
BOLTS ON FLAT AND FIRM SURFACE LE ELING
Remove the transit bolts
(4EA:①)with supplied spanner.
Keep the transit bolts and
spanner for future use.
Insert the 4 caps
provided into the hole
4. INSTALLATION
8
1
2
Turn the leveling feet to adjust the
appliance.
Turn clockwise to raise;
counterclockwise to lower.
Favorite
Sanitary
■HOW TO CONNECT INLET HOSE
Check that the rubber packing is inside of the
valve connector.
Connect the inlet hose firmly to prevent leak.
■CONNECT DRAIN HOSE
■CONNECT POWER PLUG
9
·Make sure that the hose is not twisted.
※The drain hose should be placed under 00cm from the floor.
·Connect the power plug to the wall outlet. ·Avoid connecting several electric devices,
It may be the cause of the fire.
·Avoid submerging the end of the hose.
Favorite
Sanitary
Favorite
Sanitary
Favorite
Sanitary
TEST OPERATION
10
Favorite
Sanitary
Favorite
Sanitary
Favorite
Sanitary
SOFTENER
MAX
Connect the power plug to
the outlet. In case of Coloreds program.
Connect the inlet hose.
Preparation for Press the POWER button. Press
the
Start/Pause
washing. button.
·Press the Temp. button ·Check if the drum rotates ·Check if water is supplied
and the present temperature will
clockwise and counterclockwise.
through the detergent dispenser.
be displayed.
·Power off and then power on.
·Check if the door can be
opened after 3 minutes.
·Turn off Wash and Rinse after
pressing the Start/Pause button
and start the machine again.
·Check drain and spin.
·If SVC is needed during
check, remove
the remaining water by pulling
out the hose cap.
Check the water heating. Check automatic reverse Check the water supply.
turn.
Check drain and spin
Power off and open the
Water removal
door
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